Blackburn striker Jason Roberts faces a fitness test on a groin injury ahead of Sunday’s visit to Liverpool in the Barclays Premier League.
Midfielder David Dunn missed last week’s 1-1 draw at home to Tottenham with a knee problem and he will also be assessed prior to the match at Anfield.
Steven Reid is expected to retain his place in the starting XI after being substituted late on against Spurs with cramp in his calf.
Provisional squad: Friedel, Emerton, Ooijer, Samba, Nelsen, Khizanishvili, Warnock, Bentley, Reid, Dunn, Pedersen, Santa Cruz, Roberts, McCarthy, Derbyshire, Vogel, Mokoena, Tugay, Brown.